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Amazon.com : Taidacent 24V Audio Signal Trigger Relay ...
https://www.amazon.com/Taidacent-Signal-Trigger-Control-Performance/dp/B07TXGD4K2
Shipping list: 24V audio signal triggers one relay module with one audio detection sensor module with 50CM line A long 3.5 audio plug. The audio signal delay module is a stable version of the 8-24V wide voltage supply. Voltage: 8-24V wide voltage supply ; Current: greater than or equal to 100mA ; Load: 250V 10A AC or 30V 10A DC
Audio Activated Relay Switch Output [PIC-125]
https://www.pic-control.com/audio-activated-relay-switch-output-pic-125/
Check out this audio detector device PIC-125. This device detects audio from your 3.5mm stereo socket and uses the audio as a means to control a relay output. Simple to use. Simply plug in the USB to supply this converter with power. Plug in your audio jack for the audio sound input. When sound is detected from your audio jack, the relay will ...
Audio Trigger Relay (Light Indicator)
http://www.pic-control.com/audio-trigger-relay-light-indicator/
PIC-024 Audio Activated Light Indicator. This device can detect the audio/sound from a computer system or any audio devices. Any sound detected will trigger a relay to turn “ON” which you can use to turn on a light indicator or your machinery to automate a process. This device is also an audio triggered switch, converting audio sound into a ...
Audio/Headphone/Sound Signal Trigger Detection Relay mV ...
https://st-mate.com/up-doha/c9f932959538362/audio-headphone-sound-signal-trigger-detection-relay-mv-voltage-relay-switch.htm
Universal Relays Audio/Headphone/Sound Signal Trigger Detection Relay mV Voltage Relay Switch Module 5/12/24/V Voltage detection range 0~50V is the bestunconventionalat adegradeprice than Relays. St Mate Commercial thenoffers Universal Relays productsas soon asthe best and cheapest prices for you. View and browse thebroadselection of products for the …
ST-ACR1 ‐ Line-Level Audio Controlled Relay - 0.5 to 5 s
https://rdlnet.com/product.php?page=130
ST-UMX3 3x1 Universal Audio Mixer - 3 microphone or line inputs x 1 microphone or line output ST-VCA3 Voltage Controlled Amplifier ST-VOX1 Voice Operated Relay ST-VP1 Voice-Over / Paging Module - Manual ST-VP2 Automatic Ducking Module STA-1 Dual Balanced/Unbalanced Line Amplifier -12 to 20 dB Gain STA-1M Audio Line Amplifier - Mono: -14 to 14 ...
Audio sensing relay 230V - diyAudio
https://www.diyaudio.com/forums/analog-line-level/318829-audio-sensing-relay-230v.html
I could have one relay trigger another relay but that is not idea. I found: ST-ACR1 ‐ Line-Level Audio Controlled Relay - 0.5 to 5 s (Expensive and requires another HV relay). 12V 0-10A DC Current Detection Module Current Sensing Detecting Delay Relay G8T0 | eBay (not sure about this, the Chinglish a little confusing) Any advice appreciated.
Audio Detector Switch - EasyEDA
https://easyeda.com/guest/Audio_Detector_Switch-yYuM4mfxP
Two similar circuits: A) Automatic input selector: If input A is connected to the output, if input B has audio signal the circuit switches to input B. B) Detect audio signal to switch relay on and after some time off again when the music has stopped.
Detecting audio over an RCA cable, and tripping a relay ...
http://cocoontech.com/forums/topic/26124-detecting-audio-over-an-rca-cable-and-tripping-a-relay/
Detecting audio over an RCA cable, and tripping a relay - posted in Home Automation: I put in a multi-zone audio system and its got a paging function. If 12v is applied to the paging terminals, all zones switch to Input 1 and play whatever is coming into that input. Ive got an Android phone with Vera Alerts on that input for announcements.
3 Sound activated switch and Detector Circuit with PCB ...
https://www.eleccircuit.com/sound-activated-switch-circuit/
Relay Microphone condenser. Note: The UM3763 is a CMOS LSI circuit which contains analog signal amplifiers and frequency detector for driving motor. It is designed for use in electronic devices and other similar applications. It is packaged with 8 …
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